December Weather in Jaemijaervi, Finland

Last updated: August 23, 2025

In December, the average temperature in Jaemijaervi, Finland hovers around -2°C (29°F), with extremes ranging from a chilly -21°C (-6°F) to a milder 5°C (42°F). During this time, the area experiences approximately 65 mm (2.5 in) of precipitation over 13 days, contributing to a significant average humidity of 95%. Prepare for brisk and damp conditions!

December Temperature in Jaemijaervi

In December in Jaemijaervi, the average temperature is -2°C (29°F), with maximums reaching 5°C (42°F) and minimums plunging as low as -21°C (-6°F). Travelers should be prepared for cold weather and dress warmly to fully enjoy their visit.

December Weather in Jaemijaervi: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Jaemijaervi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jaemijaervi, December typically has an average temperature of -2°C (29°F), with highs reaching up to 5°C (42°F) and lows dropping to around -21°C (-6°F).

Data source: Temperature data for Jaemijaervi generated using information from the Copernicus Climate Change Service.

December Precipitation in Jaemijaervi

In Jaemijaervi in December, the total precipitation amount is 65 mm (2.5 in) over a span of 13 days.

December Precipitation Trends in Jaemijaervi

The chart displays monthly precipitation patterns in Jaemijaervi, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Jaemijaervi, December typically receives around 65 mm (2.5 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Jaemijaervi

In Jaemijaervi in December, humidity is 95%. With an average temperature of -2°C (29°F), this humidity feels like a cold, damp chill that seeps into your bones, making outdoor travel uncomfortable and necessitating extra layers to stay warm and dry.

December Average Humidity in Jaemijaervi

This chart illustrates the average monthly humidity levels in Jaemijaervi, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Jaemijaervi is approximately 95%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Jaemijaervi

In Jaemijaervi in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Jaemijaervi.

Maximum UV Index Levels in Jaemijaervi for December

The chart shows the monthly maximum UV Index (UVI) for Jaemijaervi in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Jaemijaervi typically reaches 1, which falls under the low exposure category.

Data source: Jaemijaervi December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Jaemijaervi Compares to Other Months

Weather in Jaemijaervi varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Jaemijaervi, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Jaemijaervi, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	44 mm (1.7 inches)	97%	low
February Weather	-5°C (23°F)	43 mm (1.7 inches)	95%	low
March Weather	-2°C (29°F)	46 mm (1.8 inches)	93%	moderate
April Weather	3°C (38°F)	45 mm (1.8 inches)	86%	moderate
May Weather	10°C (49°F)	48 mm (1.9 inches)	75%	moderate
June Weather	16°C (61°F)	65 mm (2.5 inches)	75%	high
July Weather	17°C (63°F)	68 mm (2.7 inches)	80%	high
August Weather	15°C (60°F)	98 mm (3.8 inches)	83%	moderate
September Weather	11°C (51°F)	67 mm (2.6 inches)	90%	moderate
October Weather	6°C (42°F)	78 mm (3.1 inches)	93%	low
November Weather	2°C (35°F)	64 mm (2.5 inches)	94%	low
December Weather	-2°C (29°F)	65 mm (2.5 inches)	95%	low